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Finding the Fourth Proportional to 64,296.87, 88,721.37 and 36,002.57

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Solution

The fourth proportional to 64,296.87, 88,721.37 and 36,002.57 is: 49,678.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,296.87 : 88,721.37 = 36,002.57 : x
  2. Step 2: Convert to fraction form
    64,296.87/88,721.37 = 36,002.57/x
  3. Step 3: Cross multiply
    64,296.87x = 88,721.37 × 36,002.57
  4. Step 4: Simplify right side
    64,296.87x = 3,194,196,890.31
  5. Step 5: Solve for x
    x = 3,194,196,890.31/64,296.87
  6. Step 6: Final answer
    x = 49,678.89

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